AKG Acoustics surround headphones Headphones User Manual


 
VMA
x
Tailor-made.
The hearo 999 audiosphere II incorporates the best of today’s
wireless headphone technology. In addition to first-rate high-end
wireless headphones, digital radio transmission, and digital an-
tenna diversity for virtually noise and dropout-free reception, the
Hearo 999 audiosphere II uses a DOLBY DIGITAL decoder.
The hearo 999 audiosphere II has been designed for those who
like to tweak their equipment to get the best sound. You can ad-
just the frequency response to your own ear transfer curves, se-
lect and fine tune various sound presets to create your own per-
sonal sound.
For technical explanations, see page 14.
All-digital wireless surround headphone system
with Dolby Digital decoder.
TRANSMITTER
- Integrated Dolby Surround Pro-Logic and Dolby Digital surround
decoders.
- AKG IVA processing for natural, spatial sound.
- Integrated headphone amplifier for use with hardwired headphones.
- Six selectable ear matching curves.
- Four selectable sound presets: Norm/Music/Movie/Voice. Each
preset can be fine-tuned in three steps.
- Selectable surround and stereo modes. Three room simulations
available in stereo mode.
- VMAx delivers surround effect from a single pair of loudspeakers.
- Accepts digital and analog input signals:
TV/video/DVD/DVD(A)/Hi-fi/(SA)CD/PC/game console.
- Perfectly suited for high-resolution media such as DVD(A) and
(SA)CD.
- Digital radio link for minimum noise.
- ACS for zero delay between picture and sound.
- Optical and coaxial digital inputs.
- External swiveling antenna for efficient transmission.
- 864 MHz UHF operating band.
HEADPHONES
- Same performance as high-end hardwired headphones.
- Digital antenna diversity receiver minimizes signal dropouts.
- XXL transducers with computer-optimized Varimotion diaphragm
geometry for excellent hi-fi reproduction. Sparkling sound even
at high volume levels.
- Balance control for left/right volume adjustment.
- Unbreakable metal arches.
- Exquisite leather headband.
- Semi-open, circum-aural dynamic earphones.
- Optimum radio transmission through walls and ceilings.
Max. range: 165 ft. (50 m)*.
- A single transmitter can cover several headphones.
- Choice of leather or velour ear pads.
- High-power NiMh rechargeable batteries included for approx.
5 hours battery life.
- Quick-charging in less than 2 hours.
- Audio bandwidth: 18 Hz to 24 kHz
hearo 999 AUDIOSPHERE II
hearo 999 AUDIOSPHERE DIGITAL PROCESSOR
Headphone amplifier with D/A converter and room simulator
“Portable control room” provides consistent monitor sound for recording, tracking, mixing, and editing.
For information visit www.akg.com
12
* under ideal transmission conditions (free-field)
DOLBY SURROUND
®
PR O LOGIC
DOLBY
®
DIGITAL